Creates a segment. `name` is unique within (targetType). Duplicates → 409 with `error.details.conflictingId`. Empty filter rejected with 422.
AuthorizationRequiredBearer <token>API key as Bearer token
In: header
application/jsonRequiredinputRequiredobjectList Segments
Workspace-scoped paginated list. Supports targetType / folderId / status / search and the same JSON filter expression contacts list accepts. Pass `folderId='unfiled'` to scope to segments that have no folder set.
Get Segment
Fetch a segment by id. 404 if absent or owned by another workspace.